Copy/paste detector for source code. 220+ languages, Rust engine, SARIF/HTML/badge reporters, GitHub Action, MCP server for AI agents.

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• Updated Nov 12, 2026
• Rust

Codebase intelligence for TypeScript and JavaScript. Health, complexity hotspots, duplication, architecture boundaries, circular dependencies, design-system drift, and unused code, from one graph. CLI, GitHub Action, LSP, MCP, and VS Code. Rust, MIT licensed.

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• Updated Nov 12, 2026
• Rust

A simple Python3 tool to detect similarities between files within a repository

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• Updated Jun 1, 2024
• Python

Agent skills for fallow. They teach coding agents (Claude Code, Codex, Cursor, and others) to check health, complexity, duplication, architecture, styling drift, and unused code with fallow.

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• Updated Nov 11, 2026
• JavaScript

Code pattern analysis for JS

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• Updated Dec 6, 2022
• JavaScript

Code duplication detector powered by Elixir AST analysis

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• Updated Sep 29, 2026
• Elixir

Python tool that clones two Git repositories and reports lines of code appearing in both, with per-file duplication statistics

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• Updated Nov 4, 2026
• Python

Technical debt and risk analyzer that predicts bug hotspots by combining cognitive complexity, pattern recognition, coverage gaps, information theory, and git history.

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• Updated Nov 9, 2026
• Rust

Analyze key metrics like number of words, readability, complexity, code duplication, … of any kind of text

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• Updated May 21, 2026
• Rust

🚀 Cloc & duplicate code checker tool

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• Updated May 28, 2018
• PHP

Claude Code plugin that tells your agent when it is about to build something that already exists. Two-line install, no dependencies, answers in under 100 ms. Also a standalone static analyzer for structural drift.

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• Updated Aug 3, 2026
• Python

An eraser against LLM-induced code & document entropy. Support if you like it!

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• Updated Nov 12, 2026
• Haskell

Deterministic Structural Change Controller for AI-assisted Python development

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• Updated Oct 28, 2026
• Python

Too little variation - A tool to discover code duplication in various languages

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• Updated Nov 5, 2026
• Python

Language-agnostic Incremental Code Duplication Detection

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• Updated Jul 20, 2020
• Python

Finds copy-pasted code in JavaScript, TypeScript and React, including renamed and edited copies. AST-based, benchmarked against jscpd, with a browser playground.

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• Updated Oct 28, 2026
• TypeScript

Execution-grounded semantic clone detection for JS/TS — finds functions that behave the same but are written differently, then runs them in a sandbox to prove which one is wrong.

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• Updated Oct 31, 2026
• TypeScript

Fast native Rust clone of jscpd for duplicate-code detection in CI/CD

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• Updated Sep 12, 2026
• Rust

A++ clean code from your AI agents. Zero effort for you, fewer tokens for them. Gates for TypeScript, Python, Rust, UI, databases and tests.

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• Updated Nov 12, 2026
• TypeScript

Code duplication detector with machine-readable output for AI agents - finds similar code blocks across C/C++/Python/Go/Java/JS for automated refactoring

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• Updated Jul 2, 2026
• Python